Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5TCK callsign genealogy
Currently held by CLAMPIT, HARRY P
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K5TCK's current licensee, walking backwards.
- Booher, Loi MARgranted 2021-01-12cancelled 2021-01-30
Successor callsigns
Callsigns held now by people who previously held K5TCK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5TCK, oldest first.
- CLAMPIT, HARRY P AR2006-01-31 → cancelled 2018-04-27
- Booher, Loi M AR2021-01-30 active